Servitude

google

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late Middle English: via Old French from Latin servitudo, from servus ‘slave’.

wiktionary

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From Middle French servitude, from Latin servitūs, from Latin servus(“slave”).

etymonline

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servitude (n.)

early 15c., "condition of being enslaved," from Old French servitude, servitute (13c.) and directly from Late Latin servitudo "slavery," from Latin servus "a slave" (see serve (v.)) + abstract noun suffix.